英文别名1-[(6-Chloropyridin-3-YL)methyl]-4-ethylpiperazine; Piperazine, 1-[(6-chloro-3-pyridinyl)methyl]-4-ethyl-; 1-[(6-chloro-3-pyridyl)methyl]-4-ethyl-piperazine; 1-[(6-Chloro-3-pyridinyl)methyl]-4-ethylpiperazine; 1-(6-Chloro-3-pyridinyl)methyl-4-ethyl-piperazine; Abemaciclib Impurity 48; Abemaciclib Impurity 05 
